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    <script>
        function getSum (arr) {
            var sum = 0;
            for (var i = 0; i < arr.length; i++) {
                sum += arr[i];   
            }
            return sum;
        }
        function fn() {
            var result = [];
            for (var i = 0; i < arguments.length; i++) {
                var subArr = arguments[i];
                var SubSum = getSum (subArr);
                result.push(SubSum);
            }
            return result;
        }
        console.log(fn([1,2,3,4,5],[1,2,3]));
    </script>
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